[bindings] Support passing of ScriptState for namedPropertyQuery form of getter.

Source/bindings/core/v8/custom/V8CSSStyleDeclarationCustom.cpp

Index: Source/bindings/core/v8/custom/V8CSSStyleDeclarationCustom.cpp
diff --git a/Source/bindings/core/v8/custom/V8CSSStyleDeclarationCustom.cpp b/Source/bindings/core/v8/custom/V8CSSStyleDeclarationCustom.cpp
deleted file mode 100644
index d406695df9120f471e70319c4e1c25ef353a69c3..0000000000000000000000000000000000000000
--- a/Source/bindings/core/v8/custom/V8CSSStyleDeclarationCustom.cpp
+++ /dev/null
@@ -1,232 +0,0 @@
-/*
- * Copyright (C) 2007-2011 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "bindings/core/v8/V8CSSStyleDeclaration.h"
-
-#include "bindings/core/v8/ExceptionState.h"
-#include "bindings/core/v8/V8Binding.h"
-#include "core/CSSPropertyNames.h"
-#include "core/css/CSSPrimitiveValue.h"
-#include "core/css/CSSPropertyMetadata.h"
-#include "core/css/CSSStyleDeclaration.h"
-#include "core/css/CSSValue.h"
-#include "core/css/parser/CSSParser.h"
-#include "core/events/EventTarget.h"
-#include "core/frame/UseCounter.h"
-#include "wtf/ASCIICType.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefPtr.h"
-#include "wtf/StdLibExtras.h"
-#include "wtf/Vector.h"
-#include "wtf/text/StringBuilder.h"
-#include "wtf/text/StringConcatenate.h"
-
-using namespace WTF;
-
-namespace blink {
-
-// Check for a CSS prefix.
-// Passed prefix is all lowercase.
-// First character of the prefix within the property name may be upper or lowercase.
-// Other characters in the prefix within the property name must be lowercase.
-// The prefix within the property name must be followed by a capital letter.
-static bool hasCSSPropertyNamePrefix(const String& propertyName, const char* prefix)
-{
-#if ENABLE(ASSERT)
-    ASSERT(*prefix);
-    for (const char* p = prefix; *p; ++p)
-        ASSERT(isASCIILower(*p));
-    ASSERT(propertyName.length());
-#endif
-
-    if (toASCIILower(propertyName[0]) != prefix[0])
-        return false;
-
-    unsigned length = propertyName.length();
-    for (unsigned i = 1; i < length; ++i) {
-        if (!prefix[i])
-            return isASCIIUpper(propertyName[i]);
-        if (propertyName[i] != prefix[i])
-            return false;
-    }
-    return false;
-}
-
-static CSSPropertyID parseCSSPropertyID(v8::Isolate* isolate, const String& propertyName)
-{
-    unsigned length = propertyName.length();
-    if (!length)
-        return CSSPropertyInvalid;
-
-    StringBuilder builder;
-    builder.reserveCapacity(length);
-
-    unsigned i = 0;
-    bool hasSeenDash = false;
-
-    if (hasCSSPropertyNamePrefix(propertyName, "css")) {
-        i += 3;
-        // getComputedStyle(elem).cssX is a non-standard behaviour
-        // Measure this behaviour as CSSXGetComputedStyleQueries.
-        UseCounter::countIfNotPrivateScript(isolate, callingExecutionContext(isolate), UseCounter::CSSXGetComputedStyleQueries);
-    } else if (hasCSSPropertyNamePrefix(propertyName, "webkit"))
-        builder.append('-');
-    else if (isASCIIUpper(propertyName[0]))
-        return CSSPropertyInvalid;
-
-    bool hasSeenUpper = isASCIIUpper(propertyName[i]);
-
-    builder.append(toASCIILower(propertyName[i++]));
-
-    for (; i < length; ++i) {
-        UChar c = propertyName[i];
-        if (!isASCIIUpper(c)) {
-            if (c == '-')
-                hasSeenDash = true;
-            builder.append(c);
-        } else {
-            hasSeenUpper = true;
-            builder.append('-');
-            builder.append(toASCIILower(c));
-        }
-    }
-
-    // Reject names containing both dashes and upper-case characters, such as "border-rightColor".
-    if (hasSeenDash && hasSeenUpper)
-        return CSSPropertyInvalid;
-
-    String propName = builder.toString();
-    return unresolvedCSSPropertyID(propName);
-}
-
-// When getting properties on CSSStyleDeclarations, the name used from
-// Javascript and the actual name of the property are not the same, so
-// we have to do the following translation. The translation turns upper
-// case characters into lower case characters and inserts dashes to
-// separate words.
-//
-// Example: 'backgroundPositionY' -> 'background-position-y'
-//
-// Also, certain prefixes such as 'css-' are stripped.

[haraken, 2015/04/29 15:53:45]

Keep this comment.

-static CSSPropertyID cssPropertyInfo(v8::Local<v8::String> v8PropertyName, v8::Isolate* isolate)
-{
-    String propertyName = toCoreString(v8PropertyName);
-    typedef HashMap<String, CSSPropertyID> CSSPropertyIDMap;
-    DEFINE_STATIC_LOCAL(CSSPropertyIDMap, map, ());
-    CSSPropertyIDMap::iterator iter = map.find(propertyName);
-    if (iter != map.end())
-        return iter->value;
-
-    CSSPropertyID unresolvedProperty = parseCSSPropertyID(isolate, propertyName);
-    map.add(propertyName, unresolvedProperty);
-    ASSERT(!unresolvedProperty || CSSPropertyMetadata::isEnabledProperty(unresolvedProperty));
-    return unresolvedProperty;
-}
-
-void V8CSSStyleDeclaration::namedPropertyEnumeratorCustom(const v8::PropertyCallbackInfo<v8::Array>& info)
-{
-    typedef Vector<String, numCSSProperties - 1> PreAllocatedPropertyVector;
-    DEFINE_STATIC_LOCAL(PreAllocatedPropertyVector, propertyNames, ());
-    static unsigned propertyNamesLength = 0;
-
-    if (propertyNames.isEmpty()) {
-        for (int id = firstCSSProperty; id <= lastCSSProperty; ++id) {
-            CSSPropertyID propertyId = static_cast<CSSPropertyID>(id);
-            if (CSSPropertyMetadata::isEnabledProperty(propertyId))
-                propertyNames.append(getJSPropertyName(propertyId));
-        }
-        std::sort(propertyNames.begin(), propertyNames.end(), codePointCompareLessThan);
-        propertyNamesLength = propertyNames.size();
-    }
-
-    v8::Local<v8::Array> properties = v8::Array::New(info.GetIsolate(), propertyNamesLength);
-    for (unsigned i = 0; i < propertyNamesLength; ++i) {
-        String key = propertyNames.at(i);
-        ASSERT(!key.isNull());
-        properties->Set(v8::Integer::New(info.GetIsolate(), i), v8String(info.GetIsolate(), key));
-    }
-
-    v8SetReturnValue(info, properties);
-}
-
-void V8CSSStyleDeclaration::namedPropertyQueryCustom(v8::Local<v8::Name> v8Name, const v8::PropertyCallbackInfo<v8::Integer>& info)
-{
-    if (!v8Name->IsString())
-        return;
-    // NOTE: cssPropertyInfo lookups incur several mallocs.
-    // Successful lookups have the same cost the first time, but are cached.
-    if (cssPropertyInfo(v8Name.As<v8::String>(), info.GetIsolate())) {
-        v8SetReturnValueInt(info, 0);
-        return;
-    }
-}
-
-void V8CSSStyleDeclaration::namedPropertyGetterCustom(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info)
-{
-    // Search the style declaration.
-    CSSPropertyID unresolvedProperty = cssPropertyInfo(name.As<v8::String>(), info.GetIsolate());
-
-    // Do not handle non-property names.
-    if (!unresolvedProperty)
-        return;
-    CSSPropertyID resolvedProperty = resolveCSSPropertyID(unresolvedProperty);
-
-    CSSStyleDeclaration* impl = V8CSSStyleDeclaration::toImpl(info.Holder());
-    RefPtrWillBeRawPtr<CSSValue> cssValue = impl->getPropertyCSSValueInternal(resolvedProperty);
-    if (cssValue) {
-        v8SetReturnValueStringOrNull(info, cssValue->cssText(), info.GetIsolate());
-        return;
-    }
-
-    String result = impl->getPropertyValueInternal(resolvedProperty);
-    v8SetReturnValueString(info, result, info.GetIsolate());
-}
-
-void V8CSSStyleDeclaration::namedPropertySetterCustom(v8::Local<v8::Name> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
-{
-    if (!name->IsString())
-        return;
-    CSSStyleDeclaration* impl = V8CSSStyleDeclaration::toImpl(info.Holder());
-    CSSPropertyID unresolvedProperty = cssPropertyInfo(name.As<v8::String>(), info.GetIsolate());
-    if (!unresolvedProperty)
-        return;
-
-    TOSTRING_VOID(V8StringResource<TreatNullAsNullString>, propertyValue, value);
-    ExceptionState exceptionState(ExceptionState::SetterContext, getPropertyName(resolveCSSPropertyID(unresolvedProperty)), "CSSStyleDeclaration", info.Holder(), info.GetIsolate());
-    impl->setPropertyInternal(unresolvedProperty, propertyValue, false, exceptionState);
-
-    if (exceptionState.throwIfNeeded())
-        return;
-
-    v8SetReturnValue(info, value);
-}
-
-} // namespace blink